initial commit

2011-11-22 23:30:42 -06:00
commit d421c1321b
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+#!/usr/bin/python
+# -*- coding: latin-1 -*-
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published by the
+# Free Software Foundation; either version 3, or (at your option) any later
+# version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY
+# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# for more details.
+
+"Pythonic simple SOAP Client implementation"
+
+__author__ = "Mariano Reingart (reingart@gmail.com)"
+__copyright__ = "Copyright (C) 2008 Mariano Reingart"
+__license__ = "LGPL 3.0"
+__version__ = "1.02c"
+
+import urllib
+try:
+    import httplib2
+    Http = httplib2.Http
+except ImportError:
+    import urllib2
+    class Http(): # wrapper to use when httplib2 not available
+        def request(self, url, method, body, headers):
+            f = urllib2.urlopen(urllib2.Request(url, body, headers))
+            return f.info(), f.read()
+
+
+from simplexml import SimpleXMLElement, TYPE_MAP, OrderedDict
+
+class SoapFault(RuntimeError):
+    def __init__(self,faultcode,faultstring):
+        self.faultcode = faultcode
+        self.faultstring = faultstring
+
+# soap protocol specification & namespace
+soap_namespaces = dict(
+    soap11="http://schemas.xmlsoap.org/soap/envelope/",
+    soap="http://schemas.xmlsoap.org/soap/envelope/",
+    soapenv="http://schemas.xmlsoap.org/soap/envelope/",
+    soap12="http://www.w3.org/2003/05/soap-env",
+)
+
+class SoapClient(object):
+    "Simple SOAP Client (s�mil PHP)"
+    def __init__(self, location = None, action = None, namespace = None,
+                 cert = None, trace = False, exceptions = True, proxy = None, ns=False,
+                 soap_ns=None, wsdl = None, cache = False):
+        self.certssl = cert
+        self.keyssl = None
+        self.location = location        # server location (url)
+        self.action = action            # SOAP base action
+        self.namespace = namespace      # message
+        self.trace = trace              # show debug messages
+        self.exceptions = exceptions    # lanzar execpiones? (Soap Faults)
+        self.xml_request = self.xml_response = ''
+        if not soap_ns and not ns:
+            self.__soap_ns = 'soap' # 1.1
+        elif not soap_ns and ns:
+            self.__soap_ns = 'soapenv' # 1.2
+        else:
+            self.__soap_ns = soap_ns
+
+        # parse wsdl url
+        self.services = wsdl and self.wsdl(wsdl, debug=trace, cache=cache)
+        self.service_port = None                 # service port for late binding
+
+        if not proxy:
+            self.http = Http()
+        else:
+            import socks
+            ##httplib2.debuglevel=4
+            self.http = httplib2.Http(proxy_info = httplib2.ProxyInfo(
+                proxy_type=socks.PROXY_TYPE_HTTP, **proxy))
+        #if self.certssl: # esto funciona para validar al server?
+        #    self.http.add_certificate(self.keyssl, self.keyssl, self.certssl)
+        self.__ns = ns # namespace prefix or False to not use it
+        if not ns:
+            self.__xml = """<?xml version="1.0" encoding="UTF-8"?>
+<%(soap_ns)s:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:xsd="http://www.w3.org/2001/XMLSchema"
+    xmlns:%(soap_ns)s="%(soap_uri)s">
+<%(soap_ns)s:Body>
+    <%(method)s xmlns="%(namespace)s">
+    </%(method)s>
+</%(soap_ns)s:Body>
+</%(soap_ns)s:Envelope>"""
+        else:
+            self.__xml = """<?xml version="1.0" encoding="UTF-8"?>
+<%(soap_ns)s:Envelope xmlns:%(soap_ns)s="%(soap_uri)s" xmlns:%(ns)s="%(namespace)s">
+<%(soap_ns)s:Header/>
+<%(soap_ns)s:Body>
+    <%(ns)s:%(method)s>
+    </%(ns)s:%(method)s>
+</%(soap_ns)s:Body>
+</%(soap_ns)s:Envelope>"""
+
+    def __getattr__(self, attr):
+        "Return a pseudo-method that can be called"
+        if not self.services: # not using WSDL?
+            return lambda self=self, *args, **kwargs: self.call(attr,*args,**kwargs)
+        else: # using WSDL:
+            return lambda self=self, *args, **kwargs: self.wsdl_call(attr,*args,**kwargs)
+
+    def call(self, method, *args, **kwargs):
+        "Prepare xml request and make SOAP call, returning a SimpleXMLElement"
+        #TODO: method != input_message
+        # Basic SOAP request:
+        xml = self.__xml % dict(method=method, namespace=self.namespace, ns=self.__ns,
+                                soap_ns=self.__soap_ns, soap_uri=soap_namespaces[self.__soap_ns])
+        request = SimpleXMLElement(xml,namespace=self.__ns and self.namespace, prefix=self.__ns)
+        # serialize parameters
+        if kwargs:
+            parameters = kwargs.items()
+        else:
+            parameters = args
+        if parameters and isinstance(parameters[0], SimpleXMLElement):
+            # merge xmlelement parameter ("raw" - already marshalled)
+            for param in parameters[0].children():
+                getattr(request,method).import_node(param)
+        else:
+            # marshall parameters:
+            for k,v in parameters: # dict: tag=valor
+                getattr(request,method).marshall(k,v)
+        self.xml_request = request.as_xml()
+        self.xml_response = self.send(method, self.xml_request)
+        response = SimpleXMLElement(self.xml_response, namespace=self.namespace)
+        if self.exceptions and response("Fault", ns=soap_namespaces.values(), error=False):
+            raise SoapFault(unicode(response.faultcode), unicode(response.faultstring))
+        return response
+
+    def send(self, method, xml):
+        "Send SOAP request using HTTP"
+        if self.location == 'test': return
+        location = "%s" % self.location #?op=%s" % (self.location, method)
+        if self.services:
+            soap_action = self.action
+        else:
+            soap_action = self.action+method
+        headers={
+                'Content-type': 'text/xml; charset="UTF-8"',
+                'Content-length': str(len(xml)),
+                "SOAPAction": "\"%s\"" % (soap_action)
+                }
+        if self.trace:
+            print "-"*80
+            print "POST %s" % location
+            print '\n'.join(["%s: %s" % (k,v) for k,v in headers.items()])
+            print u"\n%s" % xml.decode("utf8","ignore")
+        response, content = self.http.request(
+            location,"POST", body=xml, headers=headers )
+        self.response = response
+        self.content = content
+        if self.trace:
+            print
+            print '\n'.join(["%s: %s" % (k,v) for k,v in response.items()])
+            print content#.decode("utf8","ignore")
+            print "="*80
+        return content
+
+    def get_operation(self, method):
+        # try to find operation in wsdl file
+        soap_ver = self.__soap_ns == 'soap12' and 'soap12' or 'soap11'
+        if not self.service_port:
+            for service_name, service in self.services.items():
+                for port_name, port in [port for port in service['ports'].items()]:
+                    if port['soap_ver'] == soap_ver:
+                        self.service_port = service_name, port_name
+                        break
+                else:
+                    raise RuntimeError("Cannot determine service in WSDL: "
+                                       "SOAP version: %s" % soap_ver)
+        else:
+            port = self.services[self.service_port[0]]['ports'][self.service_port[1]]
+        self.location = port['location']
+        operation = port['operations'].get(unicode(method))
+        if not operation:
+            raise RuntimeError("Operation %s not found in WSDL: "
+                               "Service/Port Type: %s" %
+                               (method, self.service_port))
+        return operation
+
+    def wsdl_call(self, method, *args, **kwargs):
+        "Pre and post process SOAP call, input and output parameters using WSDL"
+        soap_uri = soap_namespaces[self.__soap_ns]
+        operation = self.get_operation(method)
+        # get i/o type declarations:
+        input = operation['input']
+        output = operation['output']
+        if 'action' in operation:
+            self.action = operation['action']
+        # sort parameters (same order as xsd:sequence)
+        def sort_dict(od, d):
+            if isinstance(od, dict):
+                ret = OrderedDict()
+                for k in od.keys():
+                    v = d.get(k)
+                    if v:
+                        if isinstance(v, dict):
+                            v = sort_dict(od[k], v)
+                        elif isinstance(v, list):
+                            v = [sort_dict(od[k][0], v1)
+                                    for v1 in v]
+                        ret[str(k)] = v
+                return ret
+            else:
+                return d
+        if input and kwargs:
+            params = sort_dict(input.values()[0], kwargs).items()
+            method = input.keys()[0]
+        #elif not input:
+            #TODO: no message! (see wsmtxca.dummy)
+        else:
+            params = kwargs and kwargs.items()
+        # call remote procedure
+        response = self.call(method, *params)
+        # parse results:
+        resp = response('Body',ns=soap_uri).children().unmarshall(output)
+        return resp and resp.values()[0] # pass Response tag children
+
+    def help(self, method):
+        "Return operation documentation and invocation/returned value example"
+        operation = self.get_operation(method)
+        input = operation['input'].values()
+        input = input and input[0]
+        output = operation['output'].values()[0]
+        return u"%s(%s)\n -> %s:\n\n%s" % (
+            method,
+            input and ", ".join("%s=%s" % (k,repr(v)) for k,v
+                                 in input.items()) or "",
+            output and output or "",
+            operation.get("documentation",""),
+            )
+
+    def wsdl(self, url, debug=False, cache=False):
+        "Parse Web Service Description v1.1"
+        soap_ns = {
+            "http://schemas.xmlsoap.org/wsdl/soap/": 'soap11',
+            "http://schemas.xmlsoap.org/wsdl/soap12/": 'soap12',
+            }
+        wsdl_uri="http://schemas.xmlsoap.org/wsdl/"
+        xsd_uri="http://www.w3.org/2001/XMLSchema"
+        xsi_uri="http://www.w3.org/2001/XMLSchema-instance"
+
+        get_local_name = lambda s: str((':' in s) and s.split(':')[1] or s)
+
+        REVERSE_TYPE_MAP = dict([(v,k) for k,v in TYPE_MAP.items()])
+
+        def fetch(url):
+            "Fetch a document from a URL, save it locally if cache enabled"
+            import os, hashlib
+            # make md5 hash of the url for caching...
+            filename = "%s.xml" % hashlib.md5(url).hexdigest()
+            if isinstance(cache, basestring):
+                filename = os.path.join(cache, filename)
+            if cache and os.path.exists(filename):
+                if debug: print "Reading file %s" % (filename, )
+                f = open(filename, "r")
+                xml = f.read()
+                f.close()
+            else:
+                if debug: print "Fetching url %s" % (url, )
+                f = urllib.urlopen(url)
+                xml = f.read()
+                if cache:
+                    if debug: print "Writing file %s" % (filename, )
+                    f = open(filename, "w")
+                    f.write(xml)
+                    f.close()
+            return xml
+
+        # Open uri and read xml:
+        xml = fetch(url)
+        # Parse WSDL XML:
+        wsdl = SimpleXMLElement(xml, namespace=wsdl_uri)
+
+        # detect soap prefix and uri (xmlns attributes of <definitions>)
+        xsd_ns = None
+        soap_uris = {}
+        for k, v in wsdl[:]:
+            if v in soap_ns and k.startswith("xmlns:"):
+                soap_uris[get_local_name(k)] = v
+            if v== xsd_uri and k.startswith("xmlns:"):
+                xsd_ns = get_local_name(k)
+
+        # Extract useful data:
+        self.namespace = wsdl['targetNamespace']
+        self.documentation = unicode(wsdl('documentation', error=False) or '')
+
+        services = {}
+        bindings = {}           # binding_name: binding
+        operations = {}         # operation_name: operation
+        port_type_bindings = {} # port_type_name: binding
+        messages = {}           # message: element
+        elements = {}           # element: type def
+
+        for service in wsdl.service:
+            service_name=service['name']
+            if not service_name:
+                continue # empty service?
+            if debug: print "Processing service", service_name
+            serv = services.setdefault(service_name, {'ports': {}})
+            serv['documentation']=service['documentation'] or ''
+            for port in service.port:
+                binding_name = get_local_name(port['binding'])
+                address = port('address', ns=soap_uris.values(), error=False)
+                location = address and address['location'] or None
+                soap_uri = address and soap_uris.get(address.get_prefix())
+                soap_ver = soap_uri and soap_ns.get(soap_uri)
+                bindings[binding_name] = {'service_name': service_name,
+                    'location': location,
+                    'soap_uri': soap_uri, 'soap_ver': soap_ver,
+                    }
+                serv['ports'][port['name']] = bindings[binding_name]
+
+        for binding in wsdl.binding:
+            binding_name = binding['name']
+            if debug: print "Processing binding", service_name
+            soap_binding = binding('binding', ns=soap_uris.values(), error=False)
+            transport = soap_binding and soap_binding['transport'] or None
+            port_type_name = get_local_name(binding['type'])
+            bindings[binding_name].update({
+                'port_type_name': port_type_name,
+                'transport': transport, 'operations': {},
+                })
+            port_type_bindings[port_type_name] = bindings[binding_name]
+            for operation in binding.operation:
+                op_name = operation['name']
+                op = operation('operation',ns=soap_uris.values(), error=False)
+                action = op and op['soapAction']
+                d = operations.setdefault(op_name, {})
+                bindings[binding_name]['operations'][op_name] = d
+                d.update({'name': op_name})
+                #if action: #TODO: separe operation_binding from operation
+                if action:
+                    d["action"] = action
+
+        #TODO: cleanup element/schema/types parsing:
+        def process_element(element_name, node):
+            "Parse and define simple element types"
+            if debug: print "Processing element", element_name
+            for tag in node:
+                if tag.get_local_name() in ("annotation", "documentation"):
+                    continue
+                elif tag.get_local_name() in ('element', 'restriction'):
+                    if debug: print element_name,"has not children!",tag
+                    children = tag # element "alias"?
+                    alias = True
+                elif tag.children():
+                    children = tag.children()
+                    alias = False
+                else:
+                    if debug: print element_name,"has not children!",tag
+                    continue #TODO: abstract?
+                d = OrderedDict()
+                for e in children:
+                    t = e['type']
+                    if not t:
+                        t = e['base'] # complexContent (extension)!
+                    if not t:
+                        t = 'anyType' # no type given!
+                    t = t.split(":")
+                    if len(t)>1:
+                        ns, type_name = t
+                    else:
+                        ns, type_name = None, t[0]
+                    if element_name == type_name:
+                        continue # prevent infinite recursion
+                    uri = ns and e.get_namespace_uri(ns) or xsd_uri
+                    if uri==xsd_uri:
+                        # look for the type, None == any
+                        fn = REVERSE_TYPE_MAP.get(unicode(type_name), None)
+                    else:
+                        # complex type, postprocess later
+                        fn = elements.setdefault(unicode(type_name), OrderedDict())
+                    if e['name'] is not None and not alias:
+                        e_name = unicode(e['name'])
+                        d[e_name] = fn
+                    else:
+                        if debug: print "complexConent/simpleType/element", element_name, "=", type_name
+                        d[None] = fn
+                    if e['maxOccurs']=="unbounded":
+                        # it's an array... TODO: compound arrays?
+                        d.array = True
+                    if e is not None and e.get_local_name() == 'extension' and e.children():
+                        # extend base element:
+                        process_element(element_name, e.children())
+                elements.setdefault(element_name, OrderedDict()).update(d)
+
+        # check axis2 namespace at schema types attributes
+        self.namespace = dict(wsdl.types("schema", ns=xsd_uri)[:]).get('targetNamespace', self.namespace)
+
+        imported_schemas = {}
+
+        def preprocess_schema(schema):
+            "Find schema elements and complex types"
+            for element in schema.children():
+                if element.get_local_name() in ('import', ):
+                    schema_namespace = element['namespace']
+                    schema_location = element['schemaLocation']
+                    if schema_location is None:
+                        if debug: print "Schema location not provided for %s!" % (schema_namespace, )
+                        continue
+                    if schema_location in imported_schemas:
+                        if debug: print "Schema %s already imported!" % (schema_location, )
+                        continue
+                    imported_schemas[schema_location] = schema_namespace
+                    if debug: print "Importing schema %s from %s" % (schema_namespace, schema_location)
+                    # Open uri and read xml:
+                    xml = fetch(schema_location)
+                    # Parse imported XML schema (recursively):
+                    imported_schema = SimpleXMLElement(xml, namespace=xsd_uri)
+                    preprocess_schema(imported_schema)
+
+                if element.get_local_name() in ('element', 'complexType', "simpleType"):
+                    element_name = unicode(element['name'])
+                    if debug: print "Parsing Element %s: %s" % (element.get_local_name(),element_name)
+                    if element.get_local_name() == 'complexType':
+                        children = element.children()
+                    elif element.get_local_name() == 'simpleType':
+                        children = element("restriction", ns=xsd_uri)
+                    elif element.get_local_name() == 'element' and element['type']:
+                        children = element
+                    else:
+                        children = element.children()
+                        if children:
+                            children = children.children()
+                        elif element.get_local_name() == 'element':
+                            children = element
+                    if children:
+                        process_element(element_name, children)
+
+        def postprocess_element(elements):
+            "Fix unresolved references (elements referenced before its definition, thanks .net)"
+            for k,v in elements.items():
+                if isinstance(v, OrderedDict):
+                    if v.array:
+                        elements[k] = [v] # convert arrays to python lists
+                    if v!=elements: #TODO: fix recursive elements
+                        postprocess_element(v)
+                    if None in v and v[None]: # extension base?
+                        if isinstance(v[None], dict):
+                            for i, kk in enumerate(v[None]):
+                                # extend base -keep orginal order-
+                                elements[k].insert(kk, v[None][kk], i)
+                            del v[None]
+                        else:  # "alias", just replace
+                            if debug: print "Replacing ", k , " = ", v[None]
+                            elements[k] = v[None]
+                            #break
+                if isinstance(v, list):
+                    for n in v: # recurse list
+                        postprocess_element(n)
+
+
+        # process current wsdl schema:
+        for schema in wsdl.types("schema", ns=xsd_uri):
+            preprocess_schema(schema)
+
+        postprocess_element(elements)
+
+        for message in wsdl.message:
+            if debug: print "Processing message", message['name']
+            part = message('part', error=False)
+            element = {}
+            if part:
+                element_name = part['element']
+                if not element_name:
+                    element_name = part['type'] # some uses type instead
+                element_name = get_local_name(element_name)
+                element = {element_name: elements.get(element_name)}
+            messages[message['name']] = element
+
+        for port_type in wsdl.portType:
+            port_type_name = port_type['name']
+            if debug: print "Processing port type", port_type_name
+            binding = port_type_bindings[port_type_name]
+
+            for operation in port_type.operation:
+                op_name = operation['name']
+                op = operations[op_name]
+                op['documentation'] = unicode(operation('documentation', error=False) or '')
+                if binding['soap_ver']:
+                    #TODO: separe operation_binding from operation (non SOAP?)
+                    input = get_local_name(operation.input['message'])
+                    output = get_local_name(operation.output['message'])
+                    op['input'] = messages[input]
+                    op['output'] = messages[output]
+
+        if debug:
+            import pprint
+            pprint.pprint(services)
+
+        return services
+
+def parse_proxy(proxy_str):
+    "Parses proxy address user:pass@host:port into a dict suitable for httplib2"
+    proxy_dict = {}
+    if proxy_str is None:
+        return
+    if "@" in proxy_str:
+        user_pass, host_port = proxy_str.split("@")
+    else:
+        user_pass, host_port = "", proxy_str
+    if ":" in host_port:
+        host, port = host_port.split(":")
+        proxy_dict['proxy_host'], proxy_dict['proxy_port'] = host, int(port)
+    if ":" in user_pass:
+        proxy_dict['proxy_user'], proxy_dict['proxy_pass'] = user_pass.split(":")
+    return proxy_dict
+
+
+if __name__=="__main__":
+    import sys
+
+    if '--web2py' in sys.argv:
+        # test local sample webservice exposed by web2py
+        from client import SoapClient
+        if not '--wsdl' in sys.argv:
+            client = SoapClient(
+                location = "http://127.0.0.1:8000/webservices/sample/call/soap",
+                action = 'http://127.0.0.1:8000/webservices/sample/call/soap', # SOAPAction
+                namespace = "http://127.0.0.1:8000/webservices/sample/call/soap",
+                soap_ns='soap', trace = True, ns = False, exceptions=True)
+        else:
+            client = SoapClient(wsdl="http://127.0.0.1:8000/webservices/sample/call/soap?WSDL",trace=True)
+        response = client.Dummy()
+        print 'dummy', response
+        response = client.Echo(value='hola')
+        print 'echo', repr(response)
+        response = client.AddIntegers(a=1,b=2)
+        if not '--wsdl' in sys.argv:
+            result = response.AddResult # manully convert returned type
+            print int(result)
+        else:
+            result = response['AddResult']
+            print result, type(result), "auto-unmarshalled"
+
+    if '--raw' in sys.argv:
+        # raw (unmarshalled parameter) local sample webservice exposed by web2py
+        from client import SoapClient
+        client = SoapClient(
+            location = "http://127.0.0.1:8000/webservices/sample/call/soap",
+            action = 'http://127.0.0.1:8000/webservices/sample/call/soap', # SOAPAction
+            namespace = "http://127.0.0.1:8000/webservices/sample/call/soap",
+            soap_ns='soap', trace = True, ns = False)
+        params = SimpleXMLElement("""<?xml version="1.0" encoding="UTF-8"?><AddIntegers><a>3</a><b>2</b></AddIntegers>""") # manully convert returned type
+        response = client.call('AddIntegers',params)
+        result = response.AddResult
+        print int(result) # manully convert returned type
+
+    if '--ctg' in sys.argv:
+        # test AFIP Agriculture webservice
+        client = SoapClient(
+            location = "https://fwshomo.afip.gov.ar/wsctg/services/CTGService",
+            action = 'http://impl.service.wsctg.afip.gov.ar/CTGService/', # SOAPAction
+            namespace = "http://impl.service.wsctg.afip.gov.ar/CTGService/",
+            trace = True,
+            ns = True)
+        response = client.dummy()
+        result = response.dummyResponse
+        print str(result.appserver)
+        print str(result.dbserver)
+        print str(result.authserver)
+
+    if '--wsfe' in sys.argv:
+        # Demo & Test (AFIP Electronic Invoice):
+        ta_file = open("TA.xml")
+        try:
+            ta_string = ta_file.read()   # read access ticket (wsaa.py)
+        finally:
+            ta_file.close()
+        ta = SimpleXMLElement(ta_string)
+        token = str(ta.credentials.token)
+        sign = str(ta.credentials.sign)
+        cuit = long(20267565393)
+        id = 1234
+        cbte =199
+        client = SoapClient(
+            location = "https://wswhomo.afip.gov.ar/wsfe/service.asmx",
+            action = 'http://ar.gov.afip.dif.facturaelectronica/', # SOAPAction
+            namespace = "http://ar.gov.afip.dif.facturaelectronica/",
+            trace = True)
+        results = client.FERecuperaQTYRequest(
+            argAuth= {"Token": token, "Sign": sign, "cuit":long(cuit)}
+        )
+        if int(results.FERecuperaQTYRequestResult.RError.percode) != 0:
+            print "Percode: %s" % results.FERecuperaQTYRequestResult.RError.percode
+            print "MSGerror: %s" % results.FERecuperaQTYRequestResult.RError.perrmsg
+        else:
+            print int(results.FERecuperaQTYRequestResult.qty.value)
+
+    if '--feriados' in sys.argv:
+        # Demo & Test: Argentina Holidays (Ministerio del Interior):
+        # this webservice seems disabled
+        from datetime import datetime, timedelta
+        client = SoapClient(
+            location = "http://webservices.mininterior.gov.ar/Feriados/Service.svc",
+            action = 'http://tempuri.org/IMyService/', # SOAPAction
+            namespace = "http://tempuri.org/FeriadoDS.xsd",
+            trace = True)
+        dt1 = datetime.today() - timedelta(days=60)
+        dt2 = datetime.today() + timedelta(days=60)
+        feriadosXML = client.FeriadosEntreFechasas_xml(dt1=dt1.isoformat(), dt2=dt2.isoformat());
+        print feriadosXML
+
+    if '--wsdl-parse' in sys.argv:
+        client = SoapClient()
+        # Test PySimpleSOAP WSDL
+        client.wsdl("file:C:/test.wsdl", debug=True)
+        # Test Java Axis WSDL:
+        client.wsdl('https://wsaahomo.afip.gov.ar/ws/services/LoginCms?wsdl',debug=True)
+        # Test .NET 2.0 WSDL:
+        client.wsdl('https://wswhomo.afip.gov.ar/wsfe/service.asmx?WSDL',debug=True)
+        client.wsdl('https://wswhomo.afip.gov.ar/wsfex/service.asmx?WSDL',debug=True)
+        client.wsdl('https://testdia.afip.gov.ar/Dia/Ws/wDigDepFiel/wDigDepFiel.asmx?WSDL',debug=True)
+        # Test JBoss WSDL:
+        client.wsdl('https://fwshomo.afip.gov.ar/wsctg/services/CTGService?wsdl',debug=True)
+        client.wsdl('https://wsaahomo.afip.gov.ar/ws/services/LoginCms?wsdl',debug=True)
+
+    if '--wsdl-client' in sys.argv:
+        client = SoapClient(wsdl='https://wswhomo.afip.gov.ar/wsfex/service.asmx?WSDL',trace=True)
+        results = client.FEXDummy()
+        print results['FEXDummyResult']['AppServer']
+        print results['FEXDummyResult']['DbServer']
+        print results['FEXDummyResult']['AuthServer']
+        ta_file = open("TA.xml")
+        try:
+            ta_string = ta_file.read()   # read access ticket (wsaa.py)
+        finally:
+            ta_file.close()
+        ta = SimpleXMLElement(ta_string)
+        token = str(ta.credentials.token)
+        sign = str(ta.credentials.sign)
+        response = client.FEXGetCMP(
+            Auth={"Token": token, "Sign": sign, "Cuit": 20267565393},
+            Cmp={"Tipo_cbte": 19, "Punto_vta": 1, "Cbte_nro": 1})
+        result = response['FEXGetCMPResult']
+        if False: print result
+        if 'FEXErr' in result:
+            print "FEXError:", result['FEXErr']['ErrCode'], result['FEXErr']['ErrCode']
+        cbt = result['FEXResultGet']
+        print cbt['Cae']
+        FEX_event = result['FEXEvents']
+        print FEX_event['EventCode'], FEX_event['EventMsg']
+
+    if '--wsdl-ctg' in sys.argv:
+        client = SoapClient(wsdl='https://fwshomo.afip.gov.ar/wsctg/services/CTGService?wsdl',
+                            trace=True, ns = "ctg")
+        results = client.dummy()
+        print results
+        print results['DummyResponse']['appserver']
+        print results['DummyResponse']['dbserver']
+        print results['DummyResponse']['authserver']
+        ta_file = open("TA.xml")
+        try:
+            ta_string = ta_file.read()   # read access ticket (wsaa.py)
+        finally:
+            ta_file.close()
+        ta = SimpleXMLElement(ta_string)
+        token = str(ta.credentials.token)
+        sign = str(ta.credentials.sign)
+        print client.help("obtenerProvincias")
+        response = client.obtenerProvincias(auth={"token":token, "sign":sign, "cuitRepresentado":20267565393})
+        print "response=",response
+        for ret in response:
+            print ret['return']['codigoProvincia'], ret['return']['descripcionProvincia'].encode("latin1")
+        prueba = dict(numeroCartaDePorte=512345678, codigoEspecie=23,
+                cuitRemitenteComercial=20267565393, cuitDestino=20267565393, cuitDestinatario=20267565393,
+                codigoLocalidadOrigen=3058, codigoLocalidadDestino=3059,
+                codigoCosecha='0910', pesoNetoCarga=1000, cantHoras=1,
+                patenteVehiculo='CZO985', cuitTransportista=20267565393,
+                numeroCTG="43816783", transaccion='10000001681', observaciones='',
+            )
+
+        response = client.solicitarCTG(
+            auth={"token": token, "sign": sign, "cuitRepresentado": 20267565393},
+            solicitarCTGRequest= prueba)
+
+        print response['return']['numeroCTG']
+
+    ##print parse_proxy(None)
+    ##print parse_proxy("host:1234")
+    ##print parse_proxy("user:pass@host:1234")
+    ##sys.exit(0)
+